1. Echo Incorporated (Yamabiko Corporation)
2. Emak S.p.A. (Yama Group S.p.A.)
3. Henton & Chattell Ltd.
4. Hitachi Ltd.
5. Husqvarna AB
6. Makita Corporation
7. Robert Bosch GmbH
8. Stanley Black & Decker Inc.
9. Stihl Holding AG & Co. KG
10. The Toro Company